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LogicScalarValue

Enum LogicScalarValue 

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pub enum LogicScalarValue {
    U32(u32),
    U64(u64),
    I32(i32),
    I64(i64),
    F32(f32),
    F64(f64),
    Bool(bool),
    Symbol(String),
}
Expand description

A typed scalar downloaded from a completed GPU relation.

This representation is intentionally independent of Arrow so runtime consumers can serialize exact relation rows without losing XLOG’s logical scalar types. Symbol IDs are resolved through the process symbol table and invalid IDs fail closed.

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U32(u32)

Unsigned 32-bit integer.

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U64(u64)

Unsigned 64-bit integer.

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I32(i32)

Signed 32-bit integer.

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I64(i64)

Signed 64-bit integer.

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F32(f32)

32-bit IEEE 754 floating-point value.

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F64(f64)

64-bit IEEE 754 floating-point value.

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Bool(bool)

Boolean value.

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Symbol(String)

Resolved dictionary-encoded symbol.

Trait Implementations§

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impl Clone for LogicScalarValue

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fn clone(&self) -> LogicScalarValue

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for LogicScalarValue

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl PartialEq for LogicScalarValue

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fn eq(&self, other: &LogicScalarValue) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for LogicScalarValue

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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.